<!--SIF Implementation Specification 2.2-6 (March 17, 2008)-->
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" targetNamespace="http://www.sifinfo.org/infrastructure/2.x" xmlns:sif="http://www.sifinfo.org/infrastructure/2.x" elementFormDefault="qualified">
  <xs:import namespace="http://www.w3.org/XML/1998/namespace" schemaLocation="imports/xml/xml.xsd" />
  <xs:complexType name="MarkInfoType">
    <xs:sequence>
      <xs:element name="SchoolYear" type="sif:SchoolYearType" />
      <xs:element name="Description" type="xs:string" />
      <xs:element name="SIF_Metadata" minOccurs="0" nillable="true" type="sif:SIF_MetadataType" />
      <xs:element name="SIF_ExtendedElements" minOccurs="0" nillable="true" type="sif:SIF_ExtendedElementsType" />
    </xs:sequence>
    <xs:attribute name="RefId" use="required" type="sif:RefIdType" />
    <xs:attribute name="MarkValueInfoRefId" use="required" type="sif:IdRefType" />
    <xs:attribute name="SchoolInfoRefId" use="required" type="sif:IdRefType" />
  </xs:complexType>

  <xs:element name="MarkInfo" type="sif:MarkInfoType" />

</xs:schema>